1 /* |
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2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Implementation of screensaver none display object class. |
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15 * |
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16 */ |
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17 |
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18 |
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19 |
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20 #include <screensaverplugin.h> |
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21 #include <hal.h> |
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22 |
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23 #include "screensaverctrlnone.h" |
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24 #include "ScreensaverUtils.h" |
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25 #include "screensaverappui.h" |
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26 #include "screensavershareddatai.h" |
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27 |
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28 //the param to set the display off/on |
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29 const TInt KDisplayOff = 0; |
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30 const TInt KDisplayOn = 1; |
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31 |
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32 // ----------------------------------------------------------------------------- |
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33 // CScreensaverCtrlNone::NewL |
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34 // ----------------------------------------------------------------------------- |
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35 // |
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36 CScreensaverCtrlNone* CScreensaverCtrlNone::NewL() |
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37 { |
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38 CScreensaverCtrlNone* self = new( ELeave ) CScreensaverCtrlNone(); |
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39 CleanupStack::PushL( self ); |
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40 self->ConstructL(); |
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41 CleanupStack::Pop( self ); |
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42 return self; |
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43 } |
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44 |
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45 // ----------------------------------------------------------------------------- |
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46 // CScreensaverCtrlNone::~CScreensaverCtrlNone |
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47 // ----------------------------------------------------------------------------- |
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48 // |
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49 CScreensaverCtrlNone::~CScreensaverCtrlNone() |
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50 { |
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51 } |
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52 |
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53 // ----------------------------------------------------------------------------- |
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54 // CScreensaverCtrlNone::StartTimer |
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55 // ----------------------------------------------------------------------------- |
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56 // |
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57 void CScreensaverCtrlNone::StartTimer() |
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58 { |
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59 } |
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60 |
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61 // ----------------------------------------------------------------------------- |
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62 // CScreensaverCtrlNone::CancelTimer |
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63 // ----------------------------------------------------------------------------- |
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64 // |
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65 void CScreensaverCtrlNone::CancelTimer() |
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66 { |
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67 } |
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68 |
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69 // ----------------------------------------------------------------------------- |
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70 // CScreensaverCtrlNone::ClearScreen |
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71 // ----------------------------------------------------------------------------- |
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72 // |
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73 void CScreensaverCtrlNone::ClearScreen() |
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74 { |
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75 SCRLOGGER_WRITEF( _L("SCR:CScreensaverCtrlNone::ClearScreen start") ); |
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76 SwitchDisplayState( KDisplayOn ); |
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77 |
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78 SwitchLights( KMaxLightsOnTime ); |
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79 } |
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80 |
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81 // ----------------------------------------------------------------------------- |
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82 // CScreensaverCtrlNone::Refresh |
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83 // ----------------------------------------------------------------------------- |
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84 // |
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85 void CScreensaverCtrlNone::Refresh() |
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86 { |
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87 } |
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88 |
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89 // ----------------------------------------------------------------------------- |
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90 // CScreensaverCtrlNone::DrawObject |
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91 // ----------------------------------------------------------------------------- |
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92 // |
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93 void CScreensaverCtrlNone::DrawObject() |
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94 { |
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95 SCRLOGGER_WRITEF( _L("SCR:CScreensaverCtrlNone::DrawObject start") ); |
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96 SwitchDisplayState( KDisplayOff ); |
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97 |
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98 SwitchLights( 0 ); |
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99 |
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100 } |
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101 |
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102 // ----------------------------------------------------------------------------- |
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103 // CScreensaverCtrlNone::HandleResourceChange |
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104 // ----------------------------------------------------------------------------- |
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105 // |
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106 void CScreensaverCtrlNone::HandleResourceChange(TInt /*aType*/) |
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107 { |
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108 // Nothing to be implemented |
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109 } |
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110 |
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111 // ----------------------------------------------------------------------------- |
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112 // CScreensaverCtrlNone::SizeChanged |
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113 // ----------------------------------------------------------------------------- |
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114 // |
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115 void CScreensaverCtrlNone::SizeChanged() |
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116 { |
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117 // Nothing to be implemented |
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118 } |
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119 |
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120 // ----------------------------------------------------------------------------- |
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121 // CScreensaverCtrlNone::CScreensaverCtrlNone |
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122 // ----------------------------------------------------------------------------- |
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123 // |
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124 CScreensaverCtrlNone::CScreensaverCtrlNone() |
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125 { |
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126 } |
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127 |
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128 // ----------------------------------------------------------------------------- |
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129 // CScreensaverCtrlNone::ConstructL |
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130 // ----------------------------------------------------------------------------- |
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131 // |
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132 void CScreensaverCtrlNone::ConstructL() |
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133 { |
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134 } |
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135 |
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136 // ----------------------------------------------------------------------------- |
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137 // CScreensaverCtrlNone::SwitchLights |
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138 // ----------------------------------------------------------------------------- |
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139 // |
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140 void CScreensaverCtrlNone::SwitchLights( TInt aSecs ) |
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141 { |
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142 Model().SharedDataInterface()->SetSSForcedLightsOn( aSecs ); |
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143 } |
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144 |
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145 // ----------------------------------------------------------------------------- |
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146 // CScreensaverCtrlNone::SwitchDisplayState |
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147 // ----------------------------------------------------------------------------- |
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148 // |
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149 void CScreensaverCtrlNone::SwitchDisplayState( TInt aState ) |
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150 { |
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151 SCRLOGGER_WRITEF(_L("SCR:CScreensaverCtrlNone::SwitchDisplayState start") ); |
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152 TInt currentState ; |
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153 //Get the current display state |
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154 TInt result = KErrNone; |
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155 TRAP_IGNORE( result = HAL::Get( HALData::EDisplayState, currentState ) ); |
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156 |
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157 if( KErrNone != result ) |
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158 { |
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159 //if can't get the state, revert to default type |
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160 View()->SetDisplayObject( |
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161 Model().SharedDataInterface()->DefaultScreensaverType() ); |
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162 return; |
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163 } |
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164 |
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165 if ( aState != currentState ) //display already on/off; nothing to do |
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166 { |
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167 TRAP_IGNORE( HAL::Set( HALData::EDisplayState, aState ) ); |
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168 } |
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169 } |
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170 |
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171 |
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172 //End of file |
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